ZHCSMU5A July   2020  – December 2020 TPS25814

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Recommended Capacitance
    5. 6.5  Thermal Information
    6. 6.6  Power Supply Characteristics
    7. 6.7  Power Consumption
    8. 6.8  PP_5V Power Switch Characteristics
    9. 6.9  Power Path Supervisory
    10. 6.10 CC Cable Detection Parameters
    11. 6.11 CC VCONN Parameters
    12. 6.12 Thermal Shutdown Characteristics
    13. 6.13 Input/Output (I/O) Characteristics
    14. 6.14 BC1.2 Characteristics
    15. 6.15 I2C Requirements and Characteristics
    16. 6.16 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power Paths
        1. 8.3.1.1 Internal Sourcing Power Paths
          1. 8.3.1.1.1 PP_5V Current Clamping
          2. 8.3.1.1.2 PP_5V Local Overtemperature Shut Down (OTSD)
          3. 8.3.1.1.3 PP_5V OVP
          4. 8.3.1.1.4 PP_5V UVLO
          5. 8.3.1.1.5 PP_5Vx Reverse Current Protection
          6. 8.3.1.1.6 PP_CABLE Current Clamp
          7. 8.3.1.1.7 PP_CABLE Local Overtemperature Shut Down (OTSD)
          8. 8.3.1.1.8 PP_CABLE UVLO
      2. 8.3.2 Cable Plug and Orientation Detection
        1. 8.3.2.1 Configured as a Source
      3. 8.3.3 Overvoltage Protection (CC1, CC2)
      4. 8.3.4 Default Behavior Configuration (ADCIN1, ADCIN2)
      5. 8.3.5 BC 1.2 (USB_P, USB_N)
      6. 8.3.6 Digital Interfaces
        1. 8.3.6.1 Fault Indicators ( FAULT )
        2. 8.3.6.2 Sink Attachment Indicator ( SINK )
        3. 8.3.6.3 Polarity Indicator ( POL )
        4. 8.3.6.4 Power Management ( CHG_HI)
        5. 8.3.6.5 Battery Charging Control (CTL)
        6. 8.3.6.6 Debug Accessory Detection ( DEBUG)
        7. 8.3.6.7 Disable the Port (EN)
        8. 8.3.6.8 I2C Interface
      7. 8.3.7 I2C Interface
        1. 8.3.7.1 I2C Interface Description
        2. 8.3.7.2 I2C Clock Stretching
        3. 8.3.7.3 I2C Address Setting
        4. 8.3.7.4 Unique Address Interface
    4. 8.4 Device Functional Modes
      1. 8.4.1 Pin Strapping to Configure Default Behavior
      2. 8.4.2 Power States
      3. 8.4.3 Schottky for Current Surge Protection
      4. 8.4.4 Thermal Shutdown
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Type C DFP Port Implementation with Embedded Controller
        1. 9.2.1.1 Detailed Design Procedure
          1. 9.2.1.1.1 Type-C Connector VBUS Capacitors
          2. 9.2.1.1.2 VBUS Schottky and TVS Diodes
          3. 9.2.1.1.3 VBUS Snubber Circuit
        2. 9.2.1.2 Application Curves
  10. 10Power Supply Recommendations
    1. 10.1 3.3-V Power
      1. 10.1.1 VIN_3V3 Input Switch
    2. 10.2 1.5-V Power
    3. 10.3 Recommended Supply Load Capacitance
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Top TPS25814 Placement and Bottom Component Placement and Layout
    2. 11.2 Layout Example
    3. 11.3 Component Placement
    4. 11.4 Routing and View Placement
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 第三方产品免责声明
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.15 I2C Requirements and Characteristics

Operating under these conditions unless otherwise noted: 3.0 V ≤ VVIN_3V3 ≤ 3.6 V
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
I2C_EC_IRQ
OD_VOL_IRQ Low level output voltage IOL = 2 mA 0.4 V
OD_LKG_IRQ Leakage Current Output is Hi-Z, VI2Cx_IRQ = 3.45 V –1 1 µA
SDA and SCL Common Characteristics (Slave)
VIL Input low signal VLDO_3V3=3.3V, 0.54 V
VIH Input high signal VLDO_3V3=3.3V,  1.3 V
VHYS Input hysteresis VLDO_3V3=3.3V 0.165 V
VOL Output low voltage IOL=3 mA 0.36 V
ILEAK Input leakage current Voltage on pin = VLDO_3V3 –3 3 µA
IOL Max output low current VOL=0.4 V 15 mA
IOL Max output low current VOL=0.6 V 20 mA
tf Fall time from 0.7*VDD to 0.3*VDD VDD = 1.8V, 10 pF ≤ Cb ≤ 400 pF 12 80 ns
tf Fall time from 0.7*VDD to 0.3*VDD VDD = 3.3V, 10 pF ≤ Cb ≤ 400 pF 12 150 ns
tSP I2C pulse width surpressed 50 ns
CI pin capacitance (internal) 10 pF
Cb Capacitive load for each bus line (external) 400 pF
SDA and SCL Standard Mode Characteristics (Slave)
fSCLS Clock frequency for slave VDD = 1.8V or 3.3V 100 kHz
tVD;DAT Valid data time Transmitting Data, VDD = 1.8V or 3.3V, SCL low to SDA output valid 3.45 µs
tVD;ACK Valid data time of ACK condition Transmitting Data, VDD = 1.8V or 3.3V, ACK signal from SCL low to SDA (out) low 3.45 µs
SDA and SCL Fast Mode Characteristics (Slave)
fSCLS Clock frequency for slave VDD = 1.8V or 3.3V 100 400 kHz
tVD;DAT Valid data time Transmitting data, VDD = 1.8V, SCL
low to SDA output valid		 0.9 µs
tVD;ACK Valid data time of ACK condition Transmitting data, VDD = 1.8V or 3.3V, ACK
signal from SCL low to SDA (out) low		 0.9 µs